查询词典 a relay

Talkback radio offers a fantastic opportunity to access thousands of people instantly and relay your or your company's messages.

对讲电台提供了一个好的机会获得成千上万的人即刻和接力您或您的公司的信息。

Using the analytic results above, in chapter 4, a special data relay constellation is designed for space station, which include mainly the selection of orbit altitude, eccentricity, inclination, longitude of ascending node, the number of orbit and distribution of satellite.

探讨了卫星相对于天基的运动特性，并利用地基运动特性的结果，得到了卫星相对于空间站在过顶时间限制条件下的升交点取值范围。

Five suitable load models for the Taipower system are adopted here in order to discuss the effect of the load characteristics on the setting of the overcurrent relay at the time of the incident, as a basis for setting the system coordination:(1) Static ZIP model;(2) Dynamic Motor model;(3) Composite load model;(4) PTI IEEE model;(5) Exponential model.

采用五种适於台电系统之负载模型：(1)静态ZIP模型、(2)动态Motor模型、(3)复合模型、(4)PTI IEEE模型、(5)指数模型，探讨当发生事故时负载特性对过电流电驿设定之影响，以作为系统保护协调设定之依据。

This paper presents a thorough study of the input/output stability theory of relay pulse senders.

本文深入研究了中继脉冲发送器的输入输出稳定性的理论。

According to the selected electric actuator determine the electrical parameters Because of different electric actuator manufacturers have different electrical parameters, design selection Butterfly Valves generally takes time to determine their electrical parameters, mainly electric power, rated current, secondary voltage control loop, are often negligent in this regard, the results of control system and the electric actuator parameter does not match the space-time caused by the work of opening trip, fuses, fuse, thermal overload relay protection is like a take-off and other failures.

根据所选电动执行器确定电气参数因不同电动执行器厂家的电气参数有所差别，所以设计选型时一般都需确定其电气参数，主要有电机功率、额定电流、二次控制回路电压等，往往在这方面的疏忽，结果控制系统与电动执行器参数不匹配造成工作时空开跳闸、保险丝熔断、热过载继电器保护起跳等故障现像。

"A horsepower rated contactor with an ambient compensated, adjustable, directly heated, thermal overload relay with integral heater elements is provided for each connected motor."

每台连接电机均配置一个具有环境适应能力、可调节、直接加热、带有一体化加热元件的过热负载继电器额定功率接触器。

"A horsepower rated contactor with an ambient compensate d, adjustable, directly heated, thermal overload relay with integral heater elements is provided for each connected motor."

每台连接电机均配置一个具有环境适应能力、可调节、直接加热、带有一体化加热元件的过热负载继电器额定功率接触器。

CJX2－d Series AC contactor is mainly used in the ciruit AC 50HZ (or-60HZ),rated insulating voltage is 380V unde AC-3 usage it can be combined with suitable thermal overload equipment into a electromagnetic starter to protect the circuit that may appear overload The comactor can be equipped with builbing block style auxiliary con tact group、air delaying contact、Interlonking mechanism and so on ac cessories to combined into time relay、reversible comtactor and star-delta starter.

CJX2-d系列交流接触器主要用于交流50HZ（或60Hz，额定绝缘电压为660V，在AC-3使用类别下额定工作电压为380V时额定工作电流至95A的电器中，供远距离接通和分断电器，并可与适当的热过载电器组成电磁起动器以保护可能发生过载负荷的电路。接触器可组装积木式辅助触头组、空气延时头、联锁机构等附件；组成延时继电器、可逆接触器、星三角起动器。

Since the mechanical contact of relay has poor life and the overload capacity of electronic switch is low,a cheap controller baed on SCM PLC16F877 is developed,used to control the CNC lathe for bearing ring .

针对继电器机械触点寿命短，电子开关抗过载能力差的问题，开发了基于PIC16F877单片机的一种价格低廉的控制器，用于轴承套圈自动车床的控制。

Pack a valve stem.IAAF World Road Relay .

国际业余田联世界公路接力赛。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。